# Industrial Millwright Quiz Pro vs Machine Elements 3D

The clearest difference is in-app purchases: Machine Elements 3D at none against Industrial Millwright Quiz Pro's 4. Machine Elements 3D also leads on update cadence (every 2 days vs every 7 months). Industrial Millwright Quiz Pro's advantage is device support (4 vs 2) and iOS requirement (15.6 vs 18.5). On price and ads there is nothing between them.

Both are free to download. Industrial Millwright Quiz Pro sells 4 in-app purchases, starting at $4.99 per 7 days. Machine Elements 3D asks for nothing beyond the download.

Industrial Millwright Quiz Pro ships an update every 7 months, Machine Elements 3D every 2 days. The most recent releases landed on October 5, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Industrial Millwright Quiz Pro | Machine Elements 3D |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 days** |
| Size | 98 MB | 53 MB |
| Requires iOS | **15.6** | 18.5 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Md Tariqul Islam](https://appshunter.io/developer/1789667629) | [Alexander Kutsybala](https://appshunter.io/developer/1579171695) |

## What reviewers say

### Industrial Millwright Quiz Pro

[App page](https://appshunter.io/ios/app/industrial-millwright-quiz-pro/id6746726560)

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Monthly | $9.99 | per month |
| Yearly | $24.99 | per year |
| Unlimited Plan | $39.99 | one-time |


### Machine Elements 3D

[App page](https://appshunter.io/ios/app/machine-elements-3d/id6804215914)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Industrial Millwright Quiz Pro free?

Industrial Millwright Quiz Pro is free to download, with in-app purchases available.

### Is Machine Elements 3D free?

Machine Elements 3D is free to download, with no in-app purchases.

### Do Industrial Millwright Quiz Pro or Machine Elements 3D have ads?

Neither Industrial Millwright Quiz Pro nor Machine Elements 3D shows ads.

### Which is updated more often, Industrial Millwright Quiz Pro or Machine Elements 3D?

Industrial Millwright Quiz Pro ships an update every 7 months, and Machine Elements 3D every 2 days. Most recently, Industrial Millwright Quiz Pro was updated on October 5, 2026 and Machine Elements 3D on October 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*